Rap's Most Influential Group?

How come in Hip-Hop somebody always has to be "the best?" Have you ever seen a Barry Manilow/Billy Joel/Dan Fogleberg poll? Oh well, your opinion is welcome anyhow.

P.S. "Impact" means whatever you think it should.

Which group has had the most impact on rap music?
	G-Unit
	N.W.A.
	Outkast
	Public Enemy
	Run-DMC
	Sugar Hill Gang
	Wu-Tang Clan
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